There are various aspects that you need to consider while choosing the best screen type for your fish finder. Three important aspects are screen color, screen resolution and the screen size.
Now when it comes to the aspect of color it basically means that whether you want to go with a black and white version or a colored version of the screen.
When it comes to the aspect of resolution , it basically means what is the no of pixels present ion your screen. It can also be evaluated using pixel density in your screen. If your screen has more pixel density per square inch, then it means that your screen has a high resolution. On the other hand if your screen has less pixel density, then you can say that it will be having low resolution. Now it is up to you to decide that which type will suite you best.
Lastly when it comes to the aspect of screen size, fish finders comes in screen sizes ranging from just few inches to very large screens. It is completely up to you to decide which screen size you are comfortable in handling. usually very large screen sizes are difficult to handle and affects your user experience when you are a lover of small screen sizes. It also becomes difficult to store them in necessary places. Small screen sizes are very much convenient and comfortable. They can be stored easily without any hustle. So before buying a a fish finder just simply decide what screen size you are comfortable in handling. If you just want to be involved in recreational fishing then a fish finder with small screen is the perfect option for you. if you want to do fishing at the professional level, then definitely go for the ones which have a bigger screen size. The fish finder with small screen size comes cheap but those with bigger screen sizes comes a little bit expensive.